The Setscrew, cataloged under National Stock Number 5305-01-733-2276, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Co. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-733-2276 |
| Primary Part Number | MX2580012A20000 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastenal Co |
| Status | ACTIVE |
| Width Across Flats | 4.02 MILLIMETERS MINIMUM AND 4.10 MILLIMETERS MAXIMUM MM |
| Fastener Length | 11.65 MILLIMETERS MINIMUM AND 12.35 MILLIMETERS MAXIMUM MM |
| Thread Pitch in Millimeters | 1.25 |
| Nominal Thread Diameter | 8.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | M |
| Head Diameter | 4.70 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MX2580012A20000 PRIMARY | Fastenal Co (USA) |
NSN 5305-01-733-2276 is a Setscrew, manufactured by Fastenal Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-733-2276 has 1 manufacturer part number on file: MX2580012A20000 (Fastenal Co).
Key specifications for MX2580012A20000: Width Across Flats: 4.02 MILLIMETERS MINIMUM AND 4.10 MILLIMETERS MAXIMUM MM; Fastener Length: 11.65 MILLIMETERS MINIMUM AND 12.35 MILLIMETERS MAXIMUM MM; Thread Pitch in Millimeters: 1.25; Nominal Thread Diameter: 8.0 MILLIMETERS MM. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.